The hex color #18f85a is a light color. The web-safe version is Hex
#00FF66. A complementary color is
#E707A5. The grayscale version is
#797979. A 20% lighter version of the original color is
#4BFF8D, and Hex
#00C527 is the 20% darker color. If the color is saturated by 10%, you get
#0EFF57. If the color is desaturated by 10%, the color
#22EB5D is obtained.